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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.uwb;
import static androidx.lifecycle.Lifecycle.Event.ON_START;
import static androidx.lifecycle.Lifecycle.Event.ON_STOP;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.provider.Settings;
import android.uwb.UwbManager;
import android.uwb.UwbManager.AdapterStateCallback;
import androidx.lifecycle.LifecycleObserver;
import androidx.lifecycle.OnLifecycleEvent;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.internal.annotations.VisibleForTesting;
import com.android.settings.R;
import com.android.settings.core.TogglePreferenceController;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
/** Controller for "UWB" toggle. */
public class UwbPreferenceController extends TogglePreferenceController implements
AdapterStateCallback, LifecycleObserver {
@VisibleForTesting
static final String KEY_UWB_SETTINGS = "uwb_settings";
@VisibleForTesting
UwbManager mUwbManager;
@VisibleForTesting
boolean mAirplaneModeOn;
@VisibleForTesting
private final BroadcastReceiver mAirplaneModeChangedReceiver;
private final Executor mExecutor;
private Preference mPreference;
public UwbPreferenceController(Context context, String key) {
super(context, key);
mExecutor = Executors.newSingleThreadExecutor();
mUwbManager = context.getSystemService(UwbManager.class);
mAirplaneModeOn = Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.AIRPLANE_MODE_ON, 0) == 1;
mAirplaneModeChangedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
updateState(mPreference);
}
};
}
@VisibleForTesting
boolean isUwbSupportedOnDevice() {
return mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_UWB);
}
@Override
public int getAvailabilityStatus() {
if (!isUwbSupportedOnDevice()) {
return UNSUPPORTED_ON_DEVICE;
} else if (mAirplaneModeOn) {
return DISABLED_DEPENDENT_SETTING;
} else {
return AVAILABLE;
}
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
}
@Override
public boolean isChecked() {
int state = mUwbManager.getAdapterState();
return state == STATE_ENABLED_ACTIVE || state == STATE_ENABLED_INACTIVE;
}
@Override
public boolean setChecked(boolean isChecked) {
mAirplaneModeOn = Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.AIRPLANE_MODE_ON, 0) == 1;
if (isUwbSupportedOnDevice()) {
if (mAirplaneModeOn) {
mUwbManager.setUwbEnabled(false);
} else {
mUwbManager.setUwbEnabled(isChecked);
}
}
return true;
}
@Override
public void onStateChanged(int state, int reason) {
}
/** Called when activity starts being displayed to user. */
@OnLifecycleEvent(ON_START)
public void onStart() {
if (isUwbSupportedOnDevice()) {
mUwbManager.registerAdapterStateCallback(mExecutor, this);
}
if (mAirplaneModeChangedReceiver != null) {
mContext.registerReceiver(mAirplaneModeChangedReceiver,
new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED));
}
refreshSummary(mPreference);
}
/** Called when activity stops being displayed to user. */
@OnLifecycleEvent(ON_STOP)
public void onStop() {
if (isUwbSupportedOnDevice()) {
mUwbManager.unregisterAdapterStateCallback(this);
}
if (mAirplaneModeChangedReceiver != null) {
mContext.unregisterReceiver(mAirplaneModeChangedReceiver);
}
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
preference.setEnabled(!mAirplaneModeOn);
refreshSummary(preference);
}
@Override
public CharSequence getSummary() {
if (mAirplaneModeOn) {
return mContext.getResources().getString(R.string.uwb_settings_summary_airplane_mode);
} else {
return mContext.getResources().getString(R.string.uwb_settings_summary);
}
}
}